Quarterly report pursuant to Section 13 or 15(d)

Earnings per share (Details)

v3.7.0.1
Earnings per share (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Numerator:        
Net income attributable to the Company $ 4,371,237 $ 2,051,782 $ 6,906,886 $ 1,709,174
Weighted-average shares outstanding        
- Basic 15,317,101 15,101,679 15,218,820 15,101,679
- Dilutive effects of equity incentive awards 162,256 1,198 85,953 2,207
- Diluted 15,479,357 15,102,877 15,304,773 15,103,886
Net income per share:        
- Basic $ 0.29 $ 0.14 $ 0.45 $ 0.11
- Diluted $ 0.28 $ 0.14 $ 0.45 $ 0.11